An Animal Cell That Lacks Carbohydrates on the External Surface

question 18

Multiple Choice

An animal cell that lacks carbohydrates on the external surface of its plasma membrane would likely be impaired in which of the following functions?

• A) transporting ions against an electrochemical gradient
• B) cell-cell recognition
• C) attaching the plasma membrane to the cytoskeleton
• D) establishing a diffusion barrier to charged molecules

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Definitions:

Past Month

Refers to the period of the four weeks directly preceding the current date, often used in surveys and studies to specify a timeframe for data collection.

Cocktail Party Effect

The ability of the brain to focus one's auditory attention on a particular stimulus while filtering out a range of other stimuli, as when a person can focus on a single conversation in a noisy room.

Inattentional Blindness

A psychological lack of attention that is not associated with any vision defects or deficits, where individuals fail to perceive an unexpected stimulus in plain sight.

Change Blindness

The phenomenon where observers fail to notice significant changes in their visual environment.